See also:

From outside
After unlocking the vehicle using the remote control or the key, pull the door handle. ...

Deactivation
In exceptional conditions (starting a vehicle which is bogged down, stuck in snow, on soft ground...), it may be advisable to deactivate the ASR and ESP systems, so that the wheels can move freel ...

Taking out the wheel
Unscrew the yellow central bolt. Raise the spare wheel towards you from the rear. Take the wheel out of the boot. ...